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/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISerializable.idl"
interface nsIEnumerator;
[deprecated, scriptable, uuid(83b6019c-cbc4-11d2-8cca-0060b0fc14a3)]
interface nsICollection : nsISerializable
{
uint32_t Count();
nsISupports GetElementAt(in uint32_t index);
void QueryElementAt(in uint32_t index, in nsIIDRef uuid,
[iid_is(uuid),retval] out nsQIResult result);
void SetElementAt(in uint32_t index, in nsISupports item);
void AppendElement(in nsISupports item);
void RemoveElement(in nsISupports item);
/**
* This clashes with |nsISimpleEnumerator nsIArray.enumerate()| (only on the
* binary side), so it is renamed with a 'Deprecated' prefix in favor of the
* non-deprecated |nsIArray.enumerate|.
*/
[binaryname(DeprecatedEnumerate)]
nsIEnumerator Enumerate();
void Clear();
};
%{C++
#ifndef nsCOMPtr_h__
#include "nsCOMPtr.h"
#endif
class MOZ_STACK_CLASS nsQueryElementAt : public nsCOMPtr_helper
{
public:
nsQueryElementAt( nsICollection* aCollection, uint32_t aIndex, nsresult* aErrorPtr )
: mCollection(aCollection),
mIndex(aIndex),
mErrorPtr(aErrorPtr)
{
// nothing else to do here
}
virtual nsresult NS_FASTCALL operator()( const nsIID& aIID, void** )
const override;
private:
nsICollection* MOZ_NON_OWNING_REF mCollection;
uint32_t mIndex;
nsresult* mErrorPtr;
};
inline
const nsQueryElementAt
do_QueryElementAt( nsICollection* aCollection, uint32_t aIndex, nsresult* aErrorPtr = 0 )
{
return nsQueryElementAt(aCollection, aIndex, aErrorPtr);
}
%}
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